Originally Posted by
32krazy!
a 65 mm s/c and a 185 crank pulley exceeds the upper rpm limits of the s/c. by being too "extreme " it means you will likely kill the blower on a wot pull. i ran a 65 and a 178 and saw 22 psi boost
Ah that makes sense. So what's the maximum size crank pully I can run with the 65mm pulley without over spinning the sc? What part in the supercharger fails if it is spun past the max?